Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Diatraea grandiosella - Southwestern Corn Borer - Hodges#5479

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Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Pyraloidea (Pyralid and Crambid Snout Moths)
Family Crambidae (Crambid Snout Moths)
Subfamily Crambinae (Crambine Snout Moths)
Tribe Chilonini
Genus Diatraea
Species grandiosella (Southwestern Corn Borer - Hodges#5479)
Hodges Number
Mexico and corn-producing areas of United States
larvae feed on corn and a few other grains
page creation based on Brian Scholtens' identification of this image reported by Bob Patterson via email
Considered invasive in this country (from Central and South America). (Capinera, John L. North American Vegetable Pests. The Pattern of Invasion. American Entomologist. Spring 2002)
Internet References
pinned adult image and photos of related species/genera by Jim Vargo (Moth Photographers Group)
live images of larva by Alton Sparks, and adult by Keith Douce of U. of Georgia, plus common name reference (
detailed species account (U. of Minnesota)